//  addresses.c     --  字符串得地址
#define MSG "i'm special"

#include <stdio.h>
int main(void)
{
    char ar[] = MSG;
    const char *pt = MSG;
    printf("address of \" I'm special\": %p \n", "I'm special");
    printf("            address ar: %p\n", ar);
    printf("            address pt: %p\n", pt);
    printf("        address of MSG: %p\n", MSG);
    printf("address of \"I'm special\": %p \n", "I'm special");

    return 0;
}